"He just gets better every year. He's just like a lost gem in the sand, and he's always been there and been brilliant, and now this is just in a different light."

Aniston's BFF Courteney Cox—who attended the party with her fiancé Johnny McDaid—also put her stamp of approval on Theroux's Details shoot, saying, "There's no better cover boy than [him]. He's so handsome and cool.

Your information may be shared with other NBCUniversal businesses and used to better tailor our services and advertising to you. For more details about how we use your information, see our Privacy Policy. If you are located outside of the U.S., your information may be transferred to, processed and used in the U.S.